HOW CAN I IMPROVE MY WEBSITE RANKING WITH SEO?

[Menuprice]

Hi all!
Hope you are all fine?
Please help me out I am also facing these issues from 5 to 6 months.
I have a site related to Menu and prices.I am working on its SEO.But after too much work on it I could not increase its ranking.Here is a link of my Website https://menuprice.ae/
Please experts help me out that how can I make my website more progressive/friendly.
And how can I index more links for my website.
Thanks in advance:)